Spring Security 5 – There is no PasswordEncoder mapped for the id “null”

What is the issue? type Exception report message There is no PasswordEncoder mapped for the id “null” description The server encountered an internal error that prevented it from fulfilling this request. exception

Background  If we are putting together a demo or a sample, it is a bit cumbersome to take time to hash the passwords of your […]

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Spring Boot – Select All Starters and Download

Would you like to select all starters dependencies from Spring Initializer http://start.spring.io/ and work offline? Follow these steps: Go to Spring Initializer http://start.spring.io Click on “Switch to the full version”. Manually select all the dependencies (or) Run the below script (to select all) on Developer Tools -> Console (Chrome browser) Click on Generate Project Open the Project […]

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Immutable Collections in Java 9

1.Overview The arrival of Java 9 brings many new features to Java’s Collections API, one of which being collection factory methods which adds syntactic sugar for creating small unmodifiable Collection instances using new convenience factory methods as per JEP 269. In this article, we will discuss the usage and implementation details. 2. Motivation Let’s start […]

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